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Curtis Liu

Chief Technology Officer

Curtis Liu (Chief Technology Officer) filed 5 Form 4 reports in the trailing twelve months (0 purchases, 5 sales, 1 filed past the two-business-day deadline), most often in Amplitude, Inc. (AMPL). The largest single filing was $266K of AMPL (33,201 sh × $8.01, as filed), executed Mar 6.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
5
0 buys · 5 sells · 1 late
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.0M
shares × price, as filed
Last traded
Jun 1
Filed Jun 3

Median ADV $27.0M across their filed names

Open performance
Volume by month
$506K$253K$0Oct 2024Apr 2025Oct 2025Apr 2026Mar 2026 · sells $506KMay 2026 · sells $143KJun 2026 · sells $361K
Buys $0 Sells $1.0M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Technology 5 filings

Sector per market data · by filing · past 12 months

Most traded names
AMPL Amplitude, Inc. AMPL · 0 buys · 5 sells 5 filings
Recent filings
AMPLSALE Amplitude, Inc. View filing → $178K
22,201 sh × $8.03
Exec Jun 1
Filed Jun 3 · 5:30 PM ET
AMPLSALE Amplitude, Inc. View filing → $183K
22,786 sh × $8.03
Exec Jun 1
Filed Jun 16 · 5:30 PM ET †
AMPLSALE Amplitude, Inc. View filing → $143K
17,586 sh × $8.12
Exec May 4
Filed May 6 · 5:30 PM ET
AMPLSALE Amplitude, Inc. View filing → $266K
33,201 sh × $8.01
Exec Mar 6
Filed Mar 10 · 5:30 PM ET
AMPLSALE Amplitude, Inc. View filing → $240K
30,061 sh × $8.00
Exec Mar 5
Filed Mar 9 · 5:30 PM ET